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Proof Without Words: Beyond Extriangles

The creation of 'extriangles' based on a given triangle is iterated, giving rise to four quadrilaterals each with area five times the area of the original triangle.

Old Node ID: 
3747
MSC Codes: 
97G40
Author(s): 
M. N. Deshpande (Nagpur India)
Publication Date: 
Friday, September 2, 2011
Original Publication Source: 
Mathematics Magazine
Original Publication Date: 
June, 2009
Subject(s): 
Geometry and Topology
Plane Geometry
Flag for Digital Object Identifier: 
Publish Page: 
Furnished by JSTOR: 
File Content: 
Rating Count: 
5.00
Rating Sum: 
15.00
Rating Average: 
3.00
Applicable Course(s): 
4.9 Geometry
Modify Date: 
Friday, September 2, 2011
Average: 3 (5 votes)

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